Informal discussion of freeway operations in the United States and other countries. Paper presented at the 50th Annual Meeting of the Highway Research Board HRB, Washington, D.C., January 1971.

The two preceding papers in this publication summarize two panel discussions on U.S. and foreign accomplishments and research in freeway operations. Following each discussion, the sessions were thrown open for questions from the audience. Questions put to the six U.S. and five foreign panelists are reproduced here, along with the replies.